55677725563 has 2 divisors, whose sum is σ = 55677725564. Its totient is φ = 55677725562.

The previous prime is 55677725549. The next prime is 55677725567. The reversal of 55677725563 is 36552777655.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55677725563 - 2¹³ = 55677717371 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55677725498 and 55677725507.

It is not a weakly prime, because it can be changed into another prime (55677725567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27838862781 + 27838862782.

It is an arithmetic number, because the mean of its divisors is an integer number (27838862782).

Almost surely, 2^55677725563 is an apocalyptic number.

55677725563 is a deficient number, since it is larger than the sum of its proper divisors (1).

55677725563 is an equidigital number, since it uses as much as digits as its factorization.

55677725563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46305000, while the sum is 58.

The spelling of 55677725563 in words is "fifty-five billion, six hundred seventy-seven million, seven hundred twenty-five thousand, five hundred sixty-three".